42234140442 has 32 divisors (see below), whose sum is σ = 91078142400. Its totient is φ = 12979077120.

The previous prime is 42234140441. The next prime is 42234140491. The reversal of 42234140442 is 24404143224.

It is not an unprimeable number, because it can be changed into a prime (42234140441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270567 + ... + 397082.

It is an arithmetic number, because the mean of its divisors is an integer number (2846191950).

Almost surely, 2^42234140442 is an apocalyptic number.

42234140442 is an abundant number, since it is smaller than the sum of its proper divisors (48844001958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42234140442 is a wasteful number, since it uses less digits than its factorization.

42234140442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668478.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 42234140442 its reverse (24404143224), we get a palindrome (66638283666).

The spelling of 42234140442 in words is "forty-two billion, two hundred thirty-four million, one hundred forty thousand, four hundred forty-two".